نتایج جستجو برای: concentration ratio of threshold crt

تعداد نتایج: 21198285  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 0

a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...

Journal: :Circulation journal : official journal of the Japanese Circulation Society 2011
Yukio Sekiguchi Hiroshi Tada Kentaro Yoshida Yoshihiro Seo Shelby Li Tomoyuki Tejima Morio Shoda Shiro Kamakura Kazutaka Aonuma

BACKGROUND Cardiac resynchronization therapy defibrillator (CRT-D) devices are now capable of monitoring changes in intrathoracic impedance. Intrathoracic impedance monitoring resulting in a fluid index threshold crossing has been proven to predict heart failure (HF) exacerbations. We retrospectively investigated the relationship between changes in intrathoracic impedance and the occurrence of ...

Journal: :Circulation journal : official journal of the Japanese Circulation Society 2007
Mihoko Kawabata Cecilia Fantoni Francois Regoli Santi Raffa Francesca Pastori Simona Fratini John Prentice Helmut U Klein Angelo Auricchio

BACKGROUND Cardiac resynchronization therapy (CRT) improves functional capacity in heart failure patients. This study aimed to prospectively analyze long-term device-based monitoring of physical activity in patients undergoing CRT. METHODS AND RESULTS The Activity Log Index (ALI), calculated by CRT devices, represents the percentage of time when acceleration exceeds a threshold and monitors t...

Journal: :Circulation 2004
Paul Knaapen Linda M C van Campen Carel C de Cock Marco J W Götte Cees A Visser Adriaan A Lammertsma Frans C Visser

BACKGROUND Cardiac resynchronization therapy (CRT) is a relatively new treatment strategy for patients with heart failure and mechanical asynchrony. Reported effects of CRT on regional myocardial blood flow (MBF) are conflicting, and effects on hyperemic MBF are scarce. The aim of the present study was to assess serial changes of MBF and MBF reserve in patients receiving a biventricular pacemak...

2016
Ryul Kim Seokyung Hahn Junghoon Shin Chan-Young Ock Miso Kim Bhumsuk Keam Tae Min Kim Dong-Wan Kim Dae Seog Heo

PURPOSE The purpose of this study was to compare the survival of patients with locally advanced head and neck squamous cell carcinoma (LA-HNSCC) undergoing concurrent chemoradiotherapy (CRT) alone with that of patients undergoing induction chemotherapy (IC) using docetaxel, cisplatin, and 5-fluorouracil (TPF) followed by CRT. MATERIALS AND METHODS A search of the PubMed, EMBASE, and Cochrane ...

Journal: :مجله علوم اعصاب شفای خاتم 0
seyed ali ali ahmadi abhari tehran university of medical sciences, tehran, iran

cognitive rehabilitation therapy is an effective therapeutic program to restore functioning and compensate cognitive deficits of numbers of involved traumatic brain injury individuals as well as many psychiatric patients, of them ptsd in particular. specific skills and metacognitive strategies help patients to create self-awareness and learn how to monitor these skills. metacognitive training i...

B Hashemi, F Hasanaj H R Mirzaei, M Bakhshandeh M E Akbari M Mojtahed

Background: Breast cancer is the most common type of cancer in women demanding accurate diagnosis to take remedial measures to treat.Objective: Comparing the diagnostic capability of the computer regulation thermography (CRT), as a novel and safe diagnostic procedure, with common methods including sonography, mammography and clinical examinations for diagnosing breast cancer in suspicious...

Journal: :Archives of internal medicine 2011
Ilke Sipahi Thomas P Carrigan Douglas Y Rowland Bruce S Stambler James C Fang

BACKGROUND Cardiac resynchronization therapy (CRT) is effective in reducing clinical events in patients with heart failure and prolonged QRS interval. Studies using surrogate measures and subgroup analysis of large trials suggest that only patients with severely prolonged QRS benefit from CRT. Our objective was to determine whether the effect of CRT on adverse clinical events (eg, death, hospit...

Journal: :iranian journal of science and technology transactions of mechanical engineering 2015
a. n. shah g. yunshan f. h. shah h. u. mughal a. naveed

two continuously regenerating traps crt-a and crt-b were evaluated under the controlled carbonyl emissions from a turbocharged diesel engine run on an ac electrical dynamometer. the gas-phase carbonyls were taken in silica gel cartridges coated with 2,4-dinitrophenylhydrazine both upstream (baseline) and downstream of the traps, and a total of fourteen carbonyls were identified and then quantif...

Journal: :Wireless Personal Communications 2014
Ching-Fang Hsu Lein Harn

Secure communication has become more and more important for system security. Since avoiding the use of encryption one by one can introduce less computation complexity, secret sharing scheme (SSS) has been used to design many security protocols. In SSSs, several authors have studied multipartite access structures, in which the set of participants is divided into several parts and all participant...

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